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cpuidle: psci: Drop superfluous wrappers psci_dt_attach|detach_cpu()

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To simplify the code, let's drop psci_dt_attach|detach_cpu() and use the
common dt_idle_attach|detach_cpu() directly instead.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://lore.kernel.org/r/20240228151139.2650258-1-ulf.hansson@linaro.org
This commit is contained in:
Ulf Hansson 2024-02-28 16:11:39 +01:00
parent b1d4c60cbc
commit d72d7d6cf7
3 changed files with 4 additions and 22 deletions
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1
drivers/cpuidle/cpuidle-psci-domain.c
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@ -20,6 +20,7 @@
#include <linux/string.h>
#include "cpuidle-psci.h"
#include "dt_idle_genpd.h"
struct psci_pd_provider {
struct list_head link;

5
drivers/cpuidle/cpuidle-psci.c
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@ -28,6 +28,7 @@
#include "cpuidle-psci.h"
#include "dt_idle_states.h"
#include "dt_idle_genpd.h"
struct psci_cpuidle_data {
u32 *psci_states;
@ -224,7 +225,7 @@ static int psci_dt_cpu_init_topology(struct cpuidle_driver *drv,
if (IS_ENABLED(CONFIG_PREEMPT_RT))
return 0;
data->dev = psci_dt_attach_cpu(cpu);
data->dev = dt_idle_attach_cpu(cpu, "psci");
if (IS_ERR_OR_NULL(data->dev))
return PTR_ERR_OR_ZERO(data->dev);
@ -311,7 +312,7 @@ static void psci_cpu_deinit_idle(int cpu)
{
struct psci_cpuidle_data *data = per_cpu_ptr(&psci_cpuidle_data, cpu);
psci_dt_detach_cpu(data->dev);
dt_idle_detach_cpu(data->dev);
psci_cpuidle_use_cpuhp = false;
}

20
drivers/cpuidle/cpuidle-psci.h
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@ -3,29 +3,9 @@
#ifndef __CPUIDLE_PSCI_H
#define __CPUIDLE_PSCI_H
struct device;
struct device_node;
void psci_set_domain_state(u32 state);
int psci_dt_parse_state_node(struct device_node *np, u32 *state);
#ifdef CONFIG_ARM_PSCI_CPUIDLE_DOMAIN
#include "dt_idle_genpd.h"
static inline struct device *psci_dt_attach_cpu(int cpu)
{
return dt_idle_attach_cpu(cpu, "psci");
}
static inline void psci_dt_detach_cpu(struct device *dev)
{
dt_idle_detach_cpu(dev);
}
#else
static inline struct device *psci_dt_attach_cpu(int cpu) { return NULL; }
static inline void psci_dt_detach_cpu(struct device *dev) { }
#endif
#endif /* __CPUIDLE_PSCI_H */